From 6c6b91f9a6bc5ae203e99ac7abb3a70215488a6f Mon Sep 17 00:00:00 2001
From: Bobby Bingham <koorogi@koorogi.info>
Date: Wed, 18 Jan 2017 19:40:18 -0600
Subject: nqasm: support unary operators in immediate expressions

---
 lexer.l | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'lexer.l')

diff --git a/lexer.l b/lexer.l
index 053ac4e..324c3da 100644
--- a/lexer.l
+++ b/lexer.l
@@ -76,7 +76,11 @@ HEX        [0-9a-f]
 
 <args>\.                 { return T_DOT; }
 <args>@                  { return T_DEREF; }
-<args>[-+]?{DEC}+        { return intlit(yytext,   10, &yylval.lval); }
+<args>\+                 { return T_OPERATOR_ADD; }
+<args>-                  { return T_OPERATOR_SUB; }
+<args>!                  { return T_OPERATOR_NOT; }
+<args>~                  { return T_OPERATOR_INV; }
+<args>{DEC}+             { return intlit(yytext,   10, &yylval.lval); }
 <args>0x{HEX}+           { return intlit(yytext+2, 16, &yylval.lval); }
 <args>{SP}*,{SP}*        { return T_COMMA; }
 
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